Which of the following questions forms the basis for the categorical imperative?

A) What should I expect in return for a future favor?
B) What would the world-or my company-be like if everyone were to do this?
C) What is the right course of action in a situation like this?
D) What financial benefit will I receive if I go ahead with this decision or action?

The categorical imperative is based on the principle that one should always act according to what could be willed to be a universal law, meaning that one should consider the consequences of their actions if everyone were to follow suit. This question is central to the principle of the categorical imperative. Option B is the only question that reflects this principle, making it the best choice.